[
  {
    "displayName": "MyApp01",
    <...>
  },
  {
    "displayName": "MyApp02",
    <...>
  }
]

import "encoding/json"

type Application struct {
  DisplayName string `json:"displayName"`
}

type Applications []Application

func main() {
  var response []byte // assume this is filled with the json stuff
  var resource Applications
  err := json.Unmarshal(response, &resource)
}